Ridge
Webster's Dictionary [1]
(1): ( n.) The back, or top of the back; a crest.
(2): ( n.) The highest portion of the glacis proceeding from the salient angle of the covered way.
(3): ( n.) A range of hills or mountains, or the upper part of such a range; any extended elevation between valleys.
(4): ( v. t.) To form a ridge of; to furnish with a ridge or ridges; to make into a ridge or ridges.
(5): ( v. t.) To form into ridges with the plow, as land.
(6): ( v. t.) To wrinkle.
(7): ( n.) A raised line or strip, as of ground thrown up by a plow or left between furrows or ditches, or as on the surface of metal, cloth, or bone, etc.
(8): ( n.) The intersection of two surface forming a salient angle, especially the angle at the top between the opposite slopes or sides of a roof or a vault.
King James Dictionary [2]
Ridge n. L. rugo.
1. The back or top of the back. 2. A long or continued range of hills or mountains or the upper part of such a range. We say, a long ridge of hills, or the highest ridge. 3. A steep elevation, eminence or protuberance.
Part rise in crystal wall, or ridge direct.
4. A long rising land, or a strip of ground thrown up by a plow or left between furrows. Psalms 65 . 5. The top of the roof of a building. 6. Any long elevation of land. 7. Ridges of a horse's mouth, are wrinkles or risings of flesh in the roof of the mouth.
RIDGE,
1. To form a ridge as bristles that ridge the back of a boar. 2. In tillage, to form into ridges with the plow. The farmers in Connecticut ridge their land for maize, leaving a balk between two ridges. 3. To wrinkle.
Cyclopedia of Biblical, Theological and Ecclesiastical Literature [3]
the upper angle of a roof. It has usually, though by no means always, a piece of timber running along it, called the ridge piece, upon which the upper ends of the rafters rest; the tiles with which it is covered are called ridge-tiles. These are sometimes made ornamental, good instances of which are found at Great Malvern and Lincoln. — Parker, Glossary of Architecture, s.v. (See Rib).